Swim fin



FIG. 1 is a perspective view of a swim fin showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a side elevational view thereof, the opposite side elevationalview being a mirror image of that shown.

The ornamental design for a swim fin, as shown and described.